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Note 7 - Loans Receivable and Credit Disclosures - Past Due Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Loans receivable	$ 1,298,422	$ 1,294,178
Financing receivable, recorded investment, 90 days past due and still accruing	390
Collateral Pledged [Member]
Loans receivable	1,298,422	1,294,178
Financing receivable, recorded investment, 90 days past due and still accruing		109
Construction Real Estate [Member]
Loans receivable	63,076	63,050
Financing receivable, recorded investment, 90 days past due and still accruing	0	0
Family Residential Real Estate 1-4 [Member]
Loans receivable	292,605	289,404
Financing receivable, recorded investment, 90 days past due and still accruing	63	3
Multifamily [Member]
Loans receivable	199,744	195,536
Financing receivable, recorded investment, 90 days past due and still accruing	0	0
Commercial Real Estate Portfolio Segment [Member]
Loans receivable	355,533	359,266
Financing receivable, recorded investment, 90 days past due and still accruing	0	106
Agriculture Real Estate [Member]
Loans receivable	160,460	161,517
Financing receivable, recorded investment, 90 days past due and still accruing	214	0
Commercial Portfolio Segment [Member]
Loans receivable	87,546	89,729
Financing receivable, recorded investment, 90 days past due and still accruing	0	0
Agriculture [Member]
Loans receivable	122,642	119,136
Financing receivable, recorded investment, 90 days past due and still accruing	113	0
Consumer and Other [Member]
Loans receivable	16,816	16,540
Financing receivable, recorded investment, 90 days past due and still accruing	0	0
Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable		2,242
Financing Receivables 30 to 89 Days Past Due [Member] | Equipment [Member]
Loans receivable	4,439
Financing Receivables 30 to 89 Days Past Due [Member] | Construction Real Estate [Member]
Loans receivable	595	359
Financing Receivables 30 to 89 Days Past Due [Member] | Family Residential Real Estate 1-4 [Member]
Loans receivable	2,206	1,020
Financing Receivables 30 to 89 Days Past Due [Member] | Multifamily [Member]
Loans receivable	0	0
Financing Receivables 30 to 89 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]
Loans receivable	0	119
Financing Receivables 30 to 89 Days Past Due [Member] | Agriculture Real Estate [Member]
Loans receivable	658	0
Financing Receivables 30 to 89 Days Past Due [Member] | Commercial Portfolio Segment [Member]
Loans receivable	642	559
Financing Receivables 30 to 89 Days Past Due [Member] | Agriculture [Member]
Loans receivable	267	169
Financing Receivables 30 to 89 Days Past Due [Member] | Consumer and Other [Member]
Loans receivable	71	16
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable		2,084
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Collateral Pledged [Member]
Loans receivable	3,394
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Construction Real Estate [Member]
Loans receivable	62	66
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Family Residential Real Estate 1-4 [Member]
Loans receivable	490	302
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Multifamily [Member]
Loans receivable	2,019	983
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]
Loans receivable	355	106
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Agriculture Real Estate [Member]
Loans receivable	214	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Portfolio Segment [Member]
Loans receivable	95	98
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Agriculture [Member]
Loans receivable	159	529
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer and Other [Member]
Loans receivable	0	0
Financial Asset, Past Due [Member]
Loans receivable		4,326
Financial Asset, Past Due [Member] | Collateral Pledged [Member]
Loans receivable	7,833
Financial Asset, Past Due [Member] | Construction Real Estate [Member]
Loans receivable	657	425
Financial Asset, Past Due [Member] | Family Residential Real Estate 1-4 [Member]
Loans receivable	2,696	1,322
Financial Asset, Past Due [Member] | Multifamily [Member]
Loans receivable	2,019	983
Financial Asset, Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]
Loans receivable	355	225
Financial Asset, Past Due [Member] | Agriculture Real Estate [Member]
Loans receivable	872	0
Financial Asset, Past Due [Member] | Commercial Portfolio Segment [Member]
Loans receivable	737	657
Financial Asset, Past Due [Member] | Agriculture [Member]
Loans receivable	426	698
Financial Asset, Past Due [Member] | Consumer and Other [Member]
Loans receivable	71	16
Financial Asset, Not Past Due [Member] | Collateral Pledged [Member]
Loans receivable	1,290,589	1,289,852
Financial Asset, Not Past Due [Member] | Construction Real Estate [Member]
Loans receivable	62,419	62,625
Financial Asset, Not Past Due [Member] | Family Residential Real Estate 1-4 [Member]
Loans receivable	289,909	288,082
Financial Asset, Not Past Due [Member] | Multifamily [Member]
Loans receivable	197,725	194,553
Financial Asset, Not Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]
Loans receivable	355,178	359,041
Financial Asset, Not Past Due [Member] | Agriculture Real Estate [Member]
Loans receivable	159,588	161,517
Financial Asset, Not Past Due [Member] | Commercial Portfolio Segment [Member]
Loans receivable	86,809	89,072
Financial Asset, Not Past Due [Member] | Agriculture [Member]
Loans receivable	122,216	118,438
Financial Asset, Not Past Due [Member] | Consumer and Other [Member]
Loans receivable	$ 16,745	$ 16,524

X

- Definition

Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
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-Name Accounting Standards Codification
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-Paragraph 1
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-Publisher FASB
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- Definition

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+ References

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